ArkiBoard Tips 12

1. What shape of a theater should be avoided to prevent focus of sound?
a. irregular
b. rectangular
c. large curve space
d. domical

2. What is the recommended minimum thickness of an interior CHB wall without considering the plaster?
a. 0.10
b. 0.15
c. 0.20
d. 0.25

3. What is the recommended minimum thickness of an interior CHB wall considering the plaster?
a. 0.10
b. 0.15
c. 0.20
d. 0.25

4. What is the advantage of polybutylene over pvc pipes?
a. color
b. flexible
c. small diameter
d. cheap

5. A property owner wants to renovate his resort at the beachfront. He wants the construction to be fast. What is the most appropriate type of cladding for this kind of project?
a. aluminum cladding
b. pre-cast concrete
c. steel cladding
d. regular CHB

6. Which among the choices given is the best way to prevent sound transmission?
a. cavity wall
b. double wall
c. drywall with insulation
d. gypsum board

7. What type of switch will be used if a lighting fixture is to be used in 4 places?
a. 2 - 3way switch, 1 – 4way switch
b. 2 - 3way switch, 1 – 2way switch
c. 2 - 2way switch, 1 – 3way switch
d. 1 - 3way switch, 1 – 4way switch

8. The maximum length of a walkalator is 250 mtrs. What is the reason why it should be used for short runs only?
a. to allow users to exit at the sides
b. for maintenance and control
c. to allow reversal of directions

9. The owner hired an electrician to prepare and install the electrical wiring for his house. The electrician, with the owner’s consent, decided to use a larger size of wiring for the circuit breaker to anticipate overloading. After some time, the house was on fire. After the investigation, it was proven that the cause of the fire was faulty wiring. Why did the circuit breaker fail to detect the short circuit/overloading?
a. the circuit breaker is defective
b. the capacity of the wire is too large
c. the circuit breaker was too far away from where the short circuit happened
d. all of the above

10. The owner hired an electrician to prepare and install the electrical wiring for his house. The electrician, with the owner’s consent, decided to use a larger size of wiring for the circuit breaker to anticipate overloading. After some time, the house was on fire. After the investigation, it was proven that the cause of the fire was faulty wiring. Who should be blamed for the fire?
a. the electrician, he used a larger capacity for the wiring
b. the owner, he did not hire a professional and master electrician
c. none, some people are unfortunate
d. none, short circuits happen all the time.